#ifndef BANK_UTILS_HH
#define BANK_UTILS_HH

#include <string>
#include <set>

namespace Utils {
    std::string generateUniqueAccountId(const std::string& accountTypePrefix, std::set<std::string>& existingIds);
    std::string getCurrentTimestamp();
    std::string generateTransactionId();
    // Other utility functions...
}

#endif // BANK_UTILS_HH 